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INVESTMENTS IN UNCONSOLIDATED ENTITIES - Narrative (Details) $ in Thousands | Sep. 30, 2021 USD ($) joint_venture | Dec. 31, 2020 USD ($)
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Investments in unconsolidated entities | $ | $ 3,905 | $ 4,350
Equity-method land ventures [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Number of joint ventures | 1 |
Mortgage joint ventures [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Number of joint ventures | 1 |

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